ad·​a·​man·​tane | \ ˌa-də-ˈman-ˌtān\
plural -s

Definition of adamantane

: a crystalline high-melting hydrocarbon C10H16 having the carbon atoms of its skeleton in the same tricyclic pattern found in the space lattice of the diamond; symmetrical tricyclo-decane

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First Known Use of adamantane

1933, in the meaning defined above

History and Etymology for adamantane

International Scientific Vocabulary adamant entry 2 + -ane; probably originally formed as German adamantan

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The first known use of adamantane was in 1933

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